var reactions = [
{  reagents: [
{ formula: "Al4C3", koef: 1 },
 { formula: "H2O", koef: 12 }],
	 products: [
{ formula: "CH4", koef: 3, gas: true },
 { formula: "Al(OH)3", koef: 4 }] },

{ "condition": "t", reagents: [
{ formula: "H3CCOONa", koef: 1 },
 { formula: "NaOH", koef: 1 }],
	 products: [
{ formula: "CH4", koef: 1, gas: true },
 { formula: "Na2CO3", koef: 1 }] },

{  reagents: [
{ formula: "CH4", koef: 1, gas: true },
 { formula: "O2", koef: 2, gas: true }],
	 products: [
{ formula: "CO2", koef: 1, gas: true },
 { formula: "H2O", koef: 2, gas: true }] },

{  reagents: [
{ formula: "CH4", koef: 1, gas: true },
 { formula: "O2", koef: 1, gas: true }],
	 products: [
{ formula: "H2O", koef: 2, gas: true },
 { formula: "C", koef: 1 }] },

{ "condition": "Ni, 850 °C", reagents: [
{ formula: "CH4", koef: 1, gas: true },
 { formula: "H2O", koef: 1, gas: true }],
	 products: [
{ formula: "CO", koef: 1, gas: true },
 { formula: "H2", koef: 3,  gas: true }] },

{ "condition": "1500 °C", reagents: [
{ formula: "CH4", koef: 6, gas: true },
 { formula: "O2", koef: 1, gas: true }],
	 products: [
{ formula: "HC#CH", koef: 2, gas: true },
 { formula: "CO", koef: 2, gas: true },
 { formula: "H2", koef: 10,  gas: true }] },

{  reagents: [
{ formula: "CH4", koef: 2, gas: true },
 { formula: "O2", koef: 3, gas: true },
 { formula: "NH3", koef: 2, gas: true }],
	 products: [
{ formula: "HCN", koef: 2, gas: true },
 { formula: "H2O", koef: 6, gas: true }] },

{  reagents: [
{ formula: "CH3I", koef: 3 },
 { formula: "Na", koef: 2 }],
	 products: [
{ formula: "H3CCH3", koef: 1,  gas: true },
 { formula: "NaI", koef: 2 }] },

{  reagents: [
{ formula: "H2C=CH2", koef: 1,  gas: true },
 { formula: "H2SO4", koef: 1, soluble:true }],
	 products: [
{ formula: "CH3CH2OSO3H", koef: 1 }] },

{  reagents: [
{ formula: "CH3CH2OSO3H", koef: 1 },
 { formula: "H2O", koef: 1 }],
	 products: [
{ formula: "CH3CH2OH", koef: 1, soluble:true },
 { formula: "H2SO4", koef: 1, soluble:true }] },

{  reagents: [
{ formula: "H3CCH=CH2", koef: 1, gas: true },
 { formula: "Cl2", koef: 1, gas: true }],
	 products: [
{ formula: "H3CCH(Cl)CH2Cl", koef: 1 }] },

{  reagents: [
{ formula: "CH3CH2CH(Cl)CH3", koef: 1 },
 { formula: "KOH", koef: 1, soluble: true }],
	 products: [
{ formula: "CH3CH=CHCH3", koef: 1, gas: true },
 { formula: "KBr", koef: 1, soluble:true },
 { formula: "H2O", koef: 1 }] },

{  reagents: [
{ formula: "H3CC#CH", koef: 1, gas: true },
 { formula: "HCl", koef: 1, gas: true }],
	 products: [
{ formula: "H3CC(Cl)CH2", koef: 1, gas: true }] },

{  reagents: [
{ formula: "H3CC(Cl)CH2", koef: 1, gas: true },
 { formula: "HCl", koef: 1, gas: true }],
	 products: [
{ formula: "H3CC(Cl)2CH3", koef: 1, gas: true }] },

{  reagents: [
{ formula: "HC#CH", koef: 1, gas: true },
 { formula: "Cl2", koef: 1, gas: true }],
	 products: [
{ formula: "ClHC=CHCl", koef: 1, gas: true }] },

{  reagents: [
{ formula: "ClHC=CHCl", koef: 1, gas: true },
 { formula: "Cl2", koef: 1, gas: true }],
	 products: [
{ formula: "Cl2HCCHCl2", koef: 1, gas: true }] },

{  reagents: [
{ formula: "HC#CH", koef: 2, gas: true }],
	 products: [
{ formula: "H2C=CHC#CH", koef: 1 }] },

{ "condition": "p, 400-500 °C", reagents: [
{ formula: "HC#CH", koef: 3, gas: true }],
	 products: [
{ formula: "C6H6", koef: 1, gas: true }] },

{ "condition": "400-500 °C", reagents: [
{ formula: "HC#CH", koef: 4, gas: true }],
	 products: [
{ formula: "C6H5CH=CH2", koef: 1, gas: true }] },

{  reagents: [
{ formula: "HC#CH", koef: 1, gas: true},
 { formula: "Na", koef: 2 }],
	 products: [
{ formula: "NaC#CNa", koef: 1},
 { formula: "H2", koef: 1, gas: true }] },

{  reagents: [
{ formula: "NaC#CNa", koef: 1 },
 { formula: "H2O", koef: 2 }],
	 products: [
{ formula: "HC#CH", koef: 1, gas: true },
 { formula: "NaOH", koef: 2, soluble:true }] },

{  reagents: [
{ formula: "BrH2CCH2Br", koef: 1 },
 { formula: "KOH", koef: 2, soluble:true }],
	 products: [
{ formula: "HC#CH", koef: 1, gas: true },
 { formula: "H2O", koef: 2 },
 { formula: "KBr", koef: 2, soluble:true }] },

{ "condition": "ethanol", reagents: [
{ formula: "H3CCH2CH(Br)CH2Br", koef: 1 },
 { formula: "KOH", koef: 2, soluble:true }],
	 products: [
{ formula: "H3CCH2C#CH", koef: 1 },
 { formula: "KBr", koef: 2, soluble:true },
 { formula: "H2O", koef: 2 }] },

{  reagents: [
{ formula: "CH3CH2CH2CH2Br", koef: 1 },
 { formula: "NaC#CH", koef: 1 }],
	 products: [
{ formula: "CH3CH2CH2CH2C#CH", koef: 1 },
 { formula: "NaBr", koef: 1 }] },

{  reagents: [
{ formula: "CaC2", koef: 1 },
 { formula: "H2O", koef: 2 }],
	 products: [
{ formula: "HC#CH", koef: 1, gas: true },
 { formula: "Ca(OH)2", koef: 1 }] },

{ "condition": "H2SO4", reagents: [
{ formula: "C6H6", koef: 1 },
 { formula: "HNO3", koef: 1, soluble:true }],
	 products: [
{ formula: "C6H5NO2", koef: 1 },
 { formula: "H2O", koef: 1 }] },

{  reagents: [
{ formula: "C6H6", koef: 1, gas: true },
 { formula: "H2", koef: 3, gas: true }],
	 products: [
{ formula: "C6H12", koef: 1, gas: true }] },

{  reagents: [
{ formula: "C6H6", koef: 1, gas:true },
 { formula: "Cl2", koef: 3, gas: true }],
	 products: [
{ formula: "C6H6Cl6", koef: 1 }] },

{  reagents: [
{ formula: "C6H5CH3", koef: 1 },
 { formula: "Br2", koef: 1 }],
	 products: [
{ formula: "C6H5CH2Br", koef: 1 },
 { formula: "HBr", koef: 1 }] },

{  reagents: [
{ formula: "C6H5Br", koef: 1 },
 { formula: "Na", koef: 2 },
 { formula: "BrCH2CH2CH3", koef: 1 }],
	 products: [
{ formula: "C6H5CH2CH2CH3", koef: 1 },
 { formula: "NaBr", koef: 2 }] },

{  reagents: [
{ formula: "C6H5COONa", koef: 1, soluble:true },
 { formula: "NaOH", koef: 1, soluble:true }],
	 products: [
{ formula: "C6H6", koef: 1 },
 { formula: "Na2CO3", koef: 1 }] },

{ "condition": "500-600 °c", reagents: [
{ formula: "H2C=CHCH3", koef: 1, gas: true },
 { formula: "Cl2", koef: 1, gas: true }],
	 products: [
{ formula: "H2C=CHCH2Cl", koef: 1, gas: true },
 { formula: "HCl", koef: 1, gas: true }] },

{ "condition": "500 °C", reagents: [
{ formula: "H2C=CH2", koef: 1, gas:true },
 { formula: "Cl2", koef: 1, gas: true }],
	 products: [
{ formula: "H2C=CHCl", koef: 1, gas: true },
 { formula: "HCl", koef: 1 , gas: true}] },

{ "condition": "záření", reagents: [
{ formula: "C6H5CH3", koef: 1, gas: true },
 { formula: "Cl2", koef: 1, gas: true }],
	 products: [
{ formula: "C6H5CH2Cl", koef: 1 },
 { formula: "HCl", koef: 1, gas: true }] },

{ "condition": "záření", reagents: [
{ formula: "C6H5CH2Cl", koef: 1 },
 { formula: "Cl2", koef: 1, gas: true }],
	 products: [
{ formula: "C6H5CHCl2", koef: 1 },
 { formula: "HCl", koef: 1, gas: true }] },

{ "condition": "záření", reagents: [
{ formula: "C6H5CHCl2", koef: 1 },
 { formula: "Cl2", koef: 1, gas: true }],
	 products: [
{ formula: "C6H5CCl3", koef: 1 },
 { formula: "HCl", koef: 1, gas: true }] },

{ "condition": "HgCl2, aktivní uhlí", reagents: [
{ formula: "HC#CH", koef: 1, gas: true },
 { formula: "HCl", koef: 1 }],
	 products: [
{ formula: "H2C=CHCl", koef: 1 }] },

{ "condition": "ether", reagents: [
{ formula: "CH3I", koef: 1 },
 { formula: "Mg", koef: 1 }],
	 products: [
{ formula: "CH3MgI", koef: 1 }] },

{  reagents: [
{ formula: "CH3CH2CH2CH2Cl", koef: 1 },
 { formula: "Li", koef: 2 }],
	 products: [
{ formula: "CH3CH2CH2CH2Li", koef: 1 },
 { formula: "LiCl", koef: 1 }] },

{  reagents: [
{ formula: "CH3MgBr", koef: 4 },
 { formula: "SnCl4", koef: 1 }],
	 products: [
{ formula: "(CH3)4Sn", koef: 1 },
 { formula: "MgBrCl", koef: 4 }] },

{ "condition": "Na2CO3", reagents: [
{ formula: "C6H5CH2Cl", koef: 1 },
 { formula: "H2O", koef: 1 }],
	 products: [
{ formula: "C6H5CH2OH", koef: 1 },
 { formula: "HCl", koef: 1, soluble:true }] },

{ "condition": "teplota", reagents: [
{ formula: "C6H6", koef: 1 },
 { formula: "H2SO4", koef: 1, soluble:true  }],
	 products: [
{ formula: "C6H5SO3H", koef: 1 },
 { formula: "H2O", koef: 1 }] },

{ "condition": "300 °C", reagents: [
{ formula: "C6H5SO3Na", koef: 1 },
 { formula: "NaOH", koef: 2 }],
	 products: [
{ formula: "C6H5ONa", koef: 1 },
 { formula: "Na2SO3", koef: 1 },
 { formula: "H2O", koef: 1 }] },

{ "condition": "Cr2O3, ZnO", reagents: [
{ formula: "CO", koef: 1, gas: true },
 { formula: "H2", koef: 2, gas: true  }],
	 products: [
{ formula: "CH3OH", koef: 1, gas: true }] },

{  reagents: [
{ formula: "C3H5(ONO2)3", koef: 4 }],
	 products: [
{ formula: "CO2", koef: 12, gas: true },
 { formula: "N2", koef: 6, gas: true },
 { formula: "O2", koef: 1, gas: true },
 { formula: "H2O", koef: 10, gas: true }] },

{  reagents: [
{ formula: "CH3CH2Br", koef: 1 },
 { formula: "KHS", koef: 1 }],
	 products: [
{ formula: "KBr", koef: 1 },
 { formula: "CH3CH2SH", koef: 1 }] },

{ "condition": "Al2O3", reagents: [
{ formula: "CH3CH2OH", koef: 1, soluble:true  },
 { formula: "H2S", koef: 1, gas: true }],
	 products: [
{ formula: "CH3CH2SH", koef: 1, soluble:true },
 { formula: "H2O", koef: 1 }] },

{ "condition": "MoS2", reagents: [
{ formula: "H2C=CH2", koef: 1, gas:true },
 { formula: "S", koef: 1 },
 { formula: "H2", koef: 1, gas:true }],
	 products: [
{ formula: "CH3CH2SH", koef: 1 }] },

{  reagents: [
{ formula: "CH3CH2OH", koef: 1, soluble:true },
 { formula: "H2SO4", koef: 1, soluble:true }],
	 products: [
{ formula: "CH3CH2OSO3H", koef: 1, soluble:true },
 { formula: "H2O", koef: 1 }] },

{  reagents: [
{ formula: "CH3CH2OSO3H", koef: 1,  soluble:true },
 { formula: "CH3CH2OH", koef: 1,  soluble:true }],
	 products: [
{ formula: "CH3CH2OCH2CH3", koef: 1 },
 { formula: "H2SO4", koef: 1,  soluble:true }] },

{  reagents: [
{ formula: "CH3CH2ONa", koef: 1 },
 { formula: "BrCH2CH2CH2CH3", koef: 1 }],
	 products: [
{ formula: "CH3CH2OCH2CH2CH2CH3", koef: 1 },
 { formula: "NaBr", koef: 1 }] },

{ "condition": "Cu, Ag", reagents: [
{ formula: "CH3OH", koef: 1, gas:true }],
	 products: [
{ formula: "HCHO", koef: 1, gas:true },
 { formula: "H2", koef: 1, gas:true }] },

{ "condition": "Cu, Ag", reagents: [
{ formula: "CH3CH2OH", koef: 1, soluble:true }],
	 products: [
{ formula: "CH3CHO", koef: 1 },
 { formula: "H2", koef: 1, gas:true  }] },

{ "condition": "H2SO4, HgSO4", reagents: [
{ formula: "HC#CH", koef: 1 },
 { formula: "H2O", koef: 1 }],
	 products: [
{ formula: "H2C=CHOH", koef: 1 }] },

{  reagents: [
{ formula: "CH3OH", koef: 1 , soluble:true },
 { formula: "O2", koef: 1, gas: true }],
	 products: [
{ formula: "HCOOH", koef: 1, soluble:true  },
 { formula: "H2O", koef: 1 }] },

{ "condition": "zvýšená teplota", reagents: [
{ formula: "CO", koef: 1, gas: true },
 { formula: "NaOH", koef: 1 }],
	 products: [
{ formula: "HCOONa", koef: 1 }] },

{  reagents: [
{ formula: "HCOONa", koef: 1, soluble:true },
 { formula: "HCl", koef: 1, soluble:true }],
	 products: [
{ formula: "HCOOH", koef: 1, soluble:true },
 { formula: "NaCl", koef: 1, soluble:true }] },

{ "condition": "teplota", reagents: [
{ formula: "CH3CHO", koef: 2 },
 { formula: "O2", koef: 1, gas: true }],
	 products: [
{ formula: "CH3COOH", koef: 2 }] },

{  reagents: [
{ formula: "CH3CHO", koef: 1 },
 { formula: "I2", koef: 1 }],
	 products: [
{ formula: "CH3I", koef: 1 },
 { formula: "HI", koef: 1 },
 { formula: "CO", koef: 1, gas: true }] },

{ "condition": "zvýšená teplota", reagents: [
{ formula: "HCOONa", koef: 2 }],
	 products: [
{ formula: "NaOOCCOONa", koef: 1 },
 { formula: "H2", koef: 1, gas: true }] },

{  reagents: [
{ formula: "(COOH)2", koef: 5, soluble:true },
 { formula: "KMnO4", koef: 2, soluble:true },
 { formula: "H2SO4", koef: 3, soluble:true }],
	 products: [
{ formula: "K2SO4", koef: 1, soluble:true },
 { formula: "MnSO4", koef: 2, soluble:true },
 { formula: "CO2", koef: 10, gas: true },
 { formula: "H2O", koef: 8 }] },

{  reagents: [
{ formula: "CH3COOH", koef: 2, soluble:true },
 { formula: "Na2CO3", koef: 1, soluble:true }],
	 products: [
{ formula: "CH3COONa", koef: 2, soluble:true },
 { formula: "CO2", koef: 1, gas: true },
 { formula: "H2O", koef: 1 }] },

{  reagents: [
{ formula: "CH3COOH", koef: 2, soluble:true },
 { formula: "Zn", koef: 1 }],
	 products: [
{ formula: "(CH3COO)2Zn", koef: 1, soluble:true },
 { formula: "H2", koef: 1, gas:true }] },

{  reagents: [
{ formula: "C6H5COONa", koef: 3 },
 { formula: "POCl3", koef: 1 }],
	 products: [
{ formula: "C6H5COCl", koef: 3 },
 { formula: "Na3PO4", koef: 1 }] },

{  reagents: [
{ formula: "CH3COONa", koef: 1 },
 { formula: "CH3COCl", koef: 1 }],
	 products: [
{ formula: "(CH3CO)2O", koef: 1 },
 { formula: "NaCl", koef: 1 }] },

{  reagents: [
{ formula: "CH3COONa", koef: 4 },
 { formula: "SO2Cl2", koef: 1 }],
	 products: [
{ formula: "(CH3CO)2O", koef: 2 },
 { formula: "Na2SO4", koef: 1 },
 { formula: "NaCl", koef: 2 }] },

{  reagents: [
{ formula: "(CH3CO)2O", koef: 1 },
 { formula: "H2O", koef: 1 }],
	 products: [
{ formula: "CH3COOH", koef: 2, soluble:true  }] },

{  reagents: [
{ formula: "HCOOH", koef: 1, soluble:true },
 { formula: "HN(CH3)2", koef: 1, soluble:true }],
	 products: [
{ formula: "HCON(CH3)2", koef: 1, soluble:true },
 { formula: "H2O", koef: 1 }] },

{  reagents: [
{ formula: "(CH3O)2SO2", koef: 1 },
 { formula: "KCN", koef: 2 }],
	 products: [
{ formula: "CH3CN", koef: 2 },
 { formula: "K2SO4", koef: 1 }] },

{  reagents: [
{ formula: "H2C=CHCH3", koef: 2, gas: true },
 { formula: "NH3", koef: 2, gas: true },
 { formula: "O2", koef: 3, gas: true }],
	 products: [
{ formula: "H2C=CHCN", koef: 2, gas: true },
 { formula: "H2O", koef: 6, gas: true }] },

{  reagents: [
{ formula: "CO2", koef: 1, gas: true },
 { formula: "NH3", koef: 2, gas: true }],
	 products: [
{ formula: "CO(NH2)2", koef: 1, soluble:true },
 { formula: "H2O", koef: 1 }] },

{  reagents: [
{ formula: "CO", koef: 1, gas: true },
 { formula: "Cl2", koef: 1, gas: true }],
	 products: [
{ formula: "COCl2", koef: 1, gas: true  }] },

{  reagents: [
{ formula: "FH2CCOOC2H5", koef: 1, soluble:true },
 { formula: "H2O", koef: 1 }],
	 products: [
{ formula: "FH2CCOOH", koef: 1, soluble:true },
 { formula: "C2H5OH", koef: 1, soluble:true }] },

{  reagents: [
{ formula: "CH2ClCOOC2H5", koef: 1 },
 { formula: "H2O", koef: 2 }],
	 products: [
{ formula: "OHCH2COOH", koef: 1 },
 { formula: "C2H5OH", koef: 1, soluble:true },
 { formula: "HCl", koef: 1, soluble:true }] },

{  reagents: [
{ formula: "ClCH2COONa", koef: 1, soluble:true },
 { formula: "H2O", koef: 1 }],
	 products: [
{ formula: "HOCH2COOH", koef: 1, soluble:true },
 { formula: "NaCl", koef: 1, soluble:true  }] },

{  reagents: [
{ formula: "NH2CH2COOH", koef: 1, soluble:true },
 { formula: "HCl", koef: 1, soluble:true }],
	 products: [
{ formula: "ClH3NCH2COOH", koef: 1, soluble:true }] },

{  reagents: [
{ formula: "NH2CH2COOH", koef: 1, soluble:true },
 { formula: "NaOH", koef: 1, soluble:true }],
	 products: [
{ formula: "NH2CH2COONa", koef: 1, soluble:true }] },

{  reagents: [
{ formula: "Cl2CHCOOH", koef: 1, soluble:true },
 { formula: "H2O", koef: 1 }],
	 products: [
{ formula: "HOCCOOH", koef: 1, soluble:true },
 { formula: "HCl", koef: 2, soluble:true }] },

{ "condition": "400 °C", reagents: [
{ formula: "CH4", koef: 1, gas: true },
 { formula: "HNO3", koef: 1, gas: true }],
	 products: [
{ formula: "CH3NO2", koef: 1, gas: true },
 { formula: "H2O", koef: 1, gas: true }] },

{  reagents: [
{ formula: "CH3OH", koef: 1, gas: true },
 { formula: "NH3", koef: 1, gas: true }],
	 products: [
{ formula: "CH3NH2", koef: 1, gas: true },
 { formula: "H2O", koef: 1, gas: true }] },

{  reagents: [
{ formula: "C6H5NO2", koef: 1, soluble:true },
 { formula: "Fe", koef: 3 },
 { formula: "HCl", koef: 6, soluble:true }],
	 products: [
{ formula: "C6H5NH2", koef: 1, soluble:true },
 { formula: "H2O", koef: 2 },
 { formula: "FeCl2", koef: 3, soluble:true }] },

{ "condition": "1200 °C", reagents: [
{ formula: "CH4", koef: 1, gas: true },
 { formula: "NH3", koef: 1, gas: true }],
	 products: [
{ formula: "HCN", koef: 1, gas: true },
 { formula: "H2", koef: 3, gas: true }] }
]